An abnormality of the fluid in the inner ear that can lead to progressive hearing loss is the definition of:
a. Meineke's disease.
b. Meniere's disease.
c, tinnitus.
d. vertigo.
Answer: b
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The Environmental Protection Agency (EPA) uses the authority of SARA to enact the _____________________, to increase the public's access to information concerning the presence of chemical substances within their communities
a. LEPC b. SERC c. EPCRA d. SDS
What is short-term exposure limit?
A. The effects caused by a single dose or exposure to a toxic material B. The concentration of a given toxic material that generally may be tolerated without ill effects C. The degree to which a substance can do bodily harm through some form of chemical reaction within the body D. The concentration to which workers can be exposed continuously for a short period of time without suffering from chronic or irreversible tissue damage